NIKE × ALYX MMW W FREE TR FLYKNIT 3 This is the first collaboration model (2019) between NIKE and Matthew M. Williams, the designer of 1017 ALYX 9SM. The Vibram outsole is removable. It is designed for versatile use, such as removing the sole and wearing it indoors like at a gym, or attaching the Vibram sole for outdoor use. Size: US7 (25cm) Color: Black Included: Drawstring bag The drawstring bag has been used frequently, so it shows signs of wear. Please refrain from purchasing if you are sensitive to items stored by a private individual.